/*!
 * AICED / Aprende Inglés con EyD
 * Archivo: /public_html/assets/css/header.css
 * Uso: estilos públicos del header principal del sitio.
 *
 * Objetivo:
 * - Crear un header claro, educativo, institucional y confiable.
 * - Mantener navegación simple, responsive y accesible.
 * - Dar prioridad a marca, lectura, pódcast, Libro-Pódcast y compra segura.
 */

/* =========================================================
   1. Header base
   ========================================================= */

.aiced-header {
  position: sticky;
  top: 0;
  z-index: 900;
  width: 100%;
  color: var(--aiced-text, #0f172a);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--aiced-border, #e5e7eb);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.aiced-header.is-static {
  position: relative;
}

.aiced-header.is-transparent {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.aiced-header.is-scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.aiced-header__inner {
  width: min(100% - (var(--aiced-gutter, 1.25rem) * 2), var(--aiced-container-wide, 1360px));
  min-height: 78px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1rem, 3vw, 2rem);
}

.aiced-header__left,
.aiced-header__center,
.aiced-header__right {
  min-width: 0;
  display: flex;
  align-items: center;
}

.aiced-header__left {
  justify-content: flex-start;
}

.aiced-header__center {
  justify-content: center;
}

.aiced-header__right {
  justify-content: flex-end;
  gap: 0.65rem;
}

/* =========================================================
   2. Barra superior opcional
   ========================================================= */

.aiced-topbar {
  color: var(--aiced-white, #ffffff);
  background: var(--aiced-primary, #123a7a);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.aiced-topbar__inner {
  width: min(100% - (var(--aiced-gutter, 1.25rem) * 2), var(--aiced-container-wide, 1360px));
  min-height: 38px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.aiced-topbar__text {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--aiced-size-xs, 0.75rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.aiced-topbar__links {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.aiced-topbar__links a {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--aiced-size-xs, 0.75rem);
  font-weight: 800;
  text-decoration: none;
}

.aiced-topbar__links a:hover {
  color: var(--aiced-white, #ffffff);
}

/* =========================================================
   3. Marca / logo
   ========================================================= */

.aiced-brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--aiced-primary, #123a7a);
  text-decoration: none;
}

.aiced-brand:hover {
  color: var(--aiced-primary-hover, #174895);
}

.aiced-brand__mark {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  color: var(--aiced-white, #ffffff);
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.28), transparent 35%),
    linear-gradient(135deg, var(--aiced-blue-900, #123a7a), var(--aiced-blue-700, #1f5fbf));
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(18, 58, 122, 0.18);
  font-family: var(--aiced-font-serif, Georgia, serif);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
}

.aiced-brand__mark img,
.aiced-brand__logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.aiced-brand__text {
  min-width: 0;
  display: grid;
  gap: 0.08rem;
}

.aiced-brand__name {
  color: var(--aiced-primary, #123a7a);
  font-family: var(--aiced-font-serif, Georgia, serif);
  font-size: clamp(1.22rem, 2vw, 1.75rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.035em;
  white-space: nowrap;
}

.aiced-brand__tagline {
  max-width: 360px;
  color: var(--aiced-muted, #6b7280);
  font-size: var(--aiced-size-xs, 0.75rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.01em;
}

/* =========================================================
   4. Navegación principal
   ========================================================= */

.aiced-nav {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.35rem, 1.4vw, 1rem);
}

.aiced-nav__list {
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.35rem, 1.4vw, 1rem);
  list-style: none;
}

.aiced-nav__item {
  position: relative;
}

.aiced-nav a,
.aiced-nav__link {
  position: relative;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.15rem;
  color: var(--aiced-gray-800, #374151);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 800;
  line-height: 1.1;
  text-decoration: none;
  white-space: nowrap;
  transition:
    color var(--aiced-transition, 160ms ease),
    background var(--aiced-transition, 160ms ease);
}

.aiced-nav a::after,
.aiced-nav__link::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0.35rem;
  left: 0;
  height: 2px;
  background: var(--aiced-primary, #123a7a);
  border-radius: 999px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--aiced-transition, 160ms ease);
}

.aiced-nav a:hover,
.aiced-nav__link:hover,
.aiced-nav a[aria-current="page"],
.aiced-nav__link[aria-current="page"],
.aiced-nav .is-active > a {
  color: var(--aiced-primary, #123a7a);
}

.aiced-nav a:hover::after,
.aiced-nav__link:hover::after,
.aiced-nav a[aria-current="page"]::after,
.aiced-nav__link[aria-current="page"]::after,
.aiced-nav .is-active > a::after {
  transform: scaleX(1);
}

/* =========================================================
   5. Dropdown simple
   ========================================================= */

.aiced-nav__submenu,
.aiced-submenu {
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 50%;
  z-index: 950;
  min-width: 220px;
  margin: 0;
  padding: 0.55rem;
  display: grid;
  gap: 0.1rem;
  list-style: none;
  background: var(--aiced-white, #ffffff);
  border: 1px solid var(--aiced-border, #e5e7eb);
  border-radius: var(--aiced-radius-lg, 1rem);
  box-shadow: var(--aiced-shadow-lg, 0 24px 70px rgba(15, 23, 42, 0.12));
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 8px);
  transition:
    opacity var(--aiced-transition, 160ms ease),
    transform var(--aiced-transition, 160ms ease),
    visibility var(--aiced-transition, 160ms ease);
}

.aiced-nav__item:hover > .aiced-nav__submenu,
.aiced-nav__item:focus-within > .aiced-nav__submenu,
.aiced-has-submenu:hover > .aiced-submenu,
.aiced-has-submenu:focus-within > .aiced-submenu {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.aiced-nav__submenu a,
.aiced-submenu a {
  width: 100%;
  min-height: 38px;
  justify-content: flex-start;
  padding: 0.6rem 0.75rem;
  color: var(--aiced-gray-800, #374151);
  border-radius: var(--aiced-radius-md, 0.75rem);
}

.aiced-nav__submenu a::after,
.aiced-submenu a::after {
  display: none;
}

.aiced-nav__submenu a:hover,
.aiced-submenu a:hover {
  color: var(--aiced-primary, #123a7a);
  background: var(--aiced-blue-050, #f5f9ff);
}

/* =========================================================
   6. Acciones del header
   ========================================================= */

.aiced-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.55rem;
}

.aiced-header-action,
.aiced-header-icon,
.aiced-search-toggle,
.aiced-translate-toggle,
.aiced-account-toggle {
  min-width: 42px;
  min-height: 42px;
  display: inline-grid;
  place-items: center;
  padding: 0.55rem;
  color: var(--aiced-primary, #123a7a);
  background: var(--aiced-white, #ffffff);
  border: 1px solid var(--aiced-border, #e5e7eb);
  border-radius: var(--aiced-radius-pill, 999px);
  box-shadow: var(--aiced-shadow-sm, 0 1px 2px rgba(15, 23, 42, 0.06));
  text-decoration: none;
  transition:
    color var(--aiced-transition, 160ms ease),
    background var(--aiced-transition, 160ms ease),
    border-color var(--aiced-transition, 160ms ease),
    box-shadow var(--aiced-transition, 160ms ease),
    transform var(--aiced-transition, 160ms ease);
}

.aiced-header-action:hover,
.aiced-header-icon:hover,
.aiced-search-toggle:hover,
.aiced-translate-toggle:hover,
.aiced-account-toggle:hover {
  color: var(--aiced-primary-hover, #174895);
  background: var(--aiced-blue-050, #f5f9ff);
  border-color: var(--aiced-blue-100, #eaf2ff);
  box-shadow: var(--aiced-shadow-md, 0 10px 30px rgba(15, 23, 42, 0.08));
  transform: translateY(-1px);
}

.aiced-header-action svg,
.aiced-header-icon svg,
.aiced-search-toggle svg,
.aiced-translate-toggle svg {
  width: 1.15rem;
  height: 1.15rem;
}

.aiced-header-cta {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.68rem 1rem;
  color: var(--aiced-white, #ffffff);
  background: var(--aiced-primary, #123a7a);
  border: 1px solid var(--aiced-primary, #123a7a);
  border-radius: var(--aiced-radius-pill, 999px);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
  box-shadow: var(--aiced-shadow-sm, 0 1px 2px rgba(15, 23, 42, 0.06));
  transition:
    background var(--aiced-transition, 160ms ease),
    border-color var(--aiced-transition, 160ms ease),
    box-shadow var(--aiced-transition, 160ms ease),
    transform var(--aiced-transition, 160ms ease);
}

.aiced-header-cta:hover {
  color: var(--aiced-white, #ffffff);
  background: var(--aiced-primary-hover, #174895);
  border-color: var(--aiced-primary-hover, #174895);
  box-shadow: var(--aiced-shadow-md, 0 10px 30px rgba(15, 23, 42, 0.08));
  transform: translateY(-1px);
}

.aiced-header-cta--accent {
  background: var(--aiced-accent, #c62828);
  border-color: var(--aiced-accent, #c62828);
}

.aiced-header-cta--accent:hover {
  background: var(--aiced-accent-hover, #d73535);
  border-color: var(--aiced-accent-hover, #d73535);
}

.aiced-header-link {
  color: var(--aiced-gray-800, #374151);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 800;
  text-decoration: none;
}

.aiced-header-link:hover {
  color: var(--aiced-primary, #123a7a);
}

/* =========================================================
   7. Botón menú móvil
   ========================================================= */

.aiced-menu-toggle {
  min-width: 44px;
  min-height: 44px;
  display: none;
  place-items: center;
  padding: 0;
  color: var(--aiced-primary, #123a7a);
  background: var(--aiced-blue-050, #f5f9ff);
  border: 1px solid var(--aiced-border, #e5e7eb);
  border-radius: var(--aiced-radius-md, 0.75rem);
  box-shadow: var(--aiced-shadow-sm, 0 1px 2px rgba(15, 23, 42, 0.06));
}

.aiced-menu-toggle__icon,
.aiced-menu-toggle__icon::before,
.aiced-menu-toggle__icon::after {
  width: 20px;
  height: 2px;
  display: block;
  background: currentColor;
  border-radius: 999px;
  transition:
    transform var(--aiced-transition, 160ms ease),
    opacity var(--aiced-transition, 160ms ease);
}

.aiced-menu-toggle__icon {
  position: relative;
}

.aiced-menu-toggle__icon::before,
.aiced-menu-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.aiced-menu-toggle__icon::before {
  top: -6px;
}

.aiced-menu-toggle__icon::after {
  top: 6px;
}

.aiced-header[data-menu-open="true"] .aiced-menu-toggle__icon,
.aiced-menu-toggle[aria-expanded="true"] .aiced-menu-toggle__icon {
  background: transparent;
}

.aiced-header[data-menu-open="true"] .aiced-menu-toggle__icon::before,
.aiced-menu-toggle[aria-expanded="true"] .aiced-menu-toggle__icon::before {
  transform: translateY(6px) rotate(45deg);
}

.aiced-header[data-menu-open="true"] .aiced-menu-toggle__icon::after,
.aiced-menu-toggle[aria-expanded="true"] .aiced-menu-toggle__icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* =========================================================
   8. Search overlay del header
   ========================================================= */

.aiced-header-search {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: none;
  place-items: start center;
  padding: clamp(4rem, 12vh, 7rem) var(--aiced-gutter, 1.25rem) 2rem;
  background: rgba(15, 23, 42, 0.42);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.aiced-header-search.is-open,
.aiced-header-search[aria-hidden="false"] {
  display: grid;
}

.aiced-header-search__dialog {
  width: min(100%, 720px);
  padding: clamp(1.25rem, 4vw, 2rem);
  background: var(--aiced-white, #ffffff);
  border: 1px solid var(--aiced-border, #e5e7eb);
  border-radius: var(--aiced-radius-xl, 1.25rem);
  box-shadow: var(--aiced-shadow-lg, 0 24px 70px rgba(15, 23, 42, 0.12));
}

.aiced-header-search__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.aiced-header-search__title {
  color: var(--aiced-gray-950, #0f172a);
  font-size: var(--aiced-size-xl, 1.375rem);
  font-weight: 900;
  line-height: 1.15;
}

.aiced-header-search__close {
  min-width: 40px;
  min-height: 40px;
  display: inline-grid;
  place-items: center;
  color: var(--aiced-gray-700, #4b5563);
  background: var(--aiced-gray-050, #f9fafb);
  border: 1px solid var(--aiced-border, #e5e7eb);
  border-radius: 50%;
}

.aiced-header-search__close:hover {
  color: var(--aiced-primary, #123a7a);
  background: var(--aiced-blue-050, #f5f9ff);
}

.aiced-header-search__form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
}

.aiced-header-search__input {
  min-height: 52px;
  padding-inline: 1rem;
  color: var(--aiced-gray-950, #0f172a);
  background: var(--aiced-white, #ffffff);
  border: 1px solid var(--aiced-border-strong, #d1d5db);
  border-radius: var(--aiced-radius-lg, 1rem);
  font-size: var(--aiced-size-md, 1.0625rem);
}

.aiced-header-search__input:focus {
  border-color: var(--aiced-primary, #123a7a);
  box-shadow: 0 0 0 4px rgba(47, 115, 216, 0.14);
}

.aiced-header-search__submit {
  min-height: 52px;
  padding-inline: 1.25rem;
  color: var(--aiced-white, #ffffff);
  background: var(--aiced-primary, #123a7a);
  border: 1px solid var(--aiced-primary, #123a7a);
  border-radius: var(--aiced-radius-lg, 1rem);
  font-weight: 900;
}

.aiced-header-search__submit:hover {
  background: var(--aiced-primary-hover, #174895);
  border-color: var(--aiced-primary-hover, #174895);
}

.aiced-header-search__help {
  margin-top: 0.85rem;
  color: var(--aiced-muted, #6b7280);
  font-size: var(--aiced-size-sm, 0.875rem);
}

/* =========================================================
   9. Header de checkout
   ========================================================= */

.aiced-checkout-header {
  position: relative;
  background: var(--aiced-white, #ffffff);
  border-bottom: 1px solid var(--aiced-border, #e5e7eb);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.aiced-checkout-header .aiced-header__inner {
  min-height: 72px;
  grid-template-columns: auto 1fr auto;
}

.aiced-checkout-header__message {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--aiced-gray-700, #4b5563);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 800;
}

.aiced-checkout-header__message svg {
  color: #166534;
}

.aiced-checkout-header__support {
  color: var(--aiced-primary, #123a7a);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 800;
  text-decoration: none;
}

/* =========================================================
   10. Variantes de header
   ========================================================= */

.aiced-header--centered .aiced-header__inner {
  grid-template-columns: 1fr auto 1fr;
}

.aiced-header--centered .aiced-brand {
  justify-self: center;
}

.aiced-header--minimal .aiced-header__inner {
  grid-template-columns: auto 1fr;
}

.aiced-header--minimal .aiced-header__center {
  display: none;
}

.aiced-header--minimal .aiced-header__right {
  justify-self: end;
}

.aiced-header--landing .aiced-nav {
  justify-content: flex-end;
}

.aiced-header--landing .aiced-header__inner {
  grid-template-columns: auto 1fr auto;
}

/* =========================================================
   11. Estados
   ========================================================= */

.aiced-header.is-menu-open {
  box-shadow: var(--aiced-shadow-md, 0 10px 30px rgba(15, 23, 42, 0.08));
}

.aiced-header [aria-expanded="true"] {
  color: var(--aiced-primary, #123a7a);
}

.aiced-header .is-current,
.aiced-header .current-menu-item > a,
.aiced-header .current_page_item > a {
  color: var(--aiced-primary, #123a7a);
}

.aiced-header .is-current::after,
.aiced-header .current-menu-item > a::after,
.aiced-header .current_page_item > a::after {
  transform: scaleX(1);
}

/* =========================================================
   12. Responsive
   ========================================================= */

@media (max-width: 1180px) {
  .aiced-header__inner {
    grid-template-columns: auto auto;
  }

  .aiced-header__center {
    display: none;
  }

  .aiced-nav {
    justify-content: flex-start;
  }

  .aiced-menu-toggle {
    display: inline-grid;
  }

  .aiced-header-cta {
    display: none;
  }
}

@media (max-width: 900px) {
  .aiced-header {
    position: sticky;
  }

  .aiced-header__inner {
    min-height: 68px;
  }

  .aiced-brand__mark {
    width: 40px;
    height: 40px;
  }

  .aiced-brand__name {
    font-size: 1.25rem;
  }

  .aiced-brand__tagline {
    display: none;
  }

  .aiced-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    z-index: 910;
    max-height: calc(100vh - 68px);
    padding: 0.75rem var(--aiced-gutter, 1.25rem) 1.1rem;
    display: none;
    overflow: auto;
    background: var(--aiced-white, #ffffff);
    border-bottom: 1px solid var(--aiced-border, #e5e7eb);
    box-shadow: var(--aiced-shadow-md, 0 10px 30px rgba(15, 23, 42, 0.08));
  }

  .aiced-header[data-menu-open="true"] .aiced-nav,
  .aiced-header.is-menu-open .aiced-nav,
  .aiced-nav.is-open {
    display: block;
  }

  .aiced-nav__list {
    display: grid;
    gap: 0.15rem;
  }

  .aiced-nav__item {
    width: 100%;
  }

  .aiced-nav a,
  .aiced-nav__link {
    width: 100%;
    min-height: 46px;
    justify-content: space-between;
    padding: 0.8rem 0.75rem;
    border-radius: var(--aiced-radius-md, 0.75rem);
  }

  .aiced-nav a::after,
  .aiced-nav__link::after {
    display: none;
  }

  .aiced-nav a:hover,
  .aiced-nav__link:hover,
  .aiced-nav a[aria-current="page"],
  .aiced-nav__link[aria-current="page"] {
    background: var(--aiced-blue-050, #f5f9ff);
  }

  .aiced-nav__submenu,
  .aiced-submenu {
    position: static;
    min-width: 0;
    margin: 0.15rem 0 0.5rem 0.75rem;
    padding: 0.25rem;
    display: grid;
    border-radius: var(--aiced-radius-md, 0.75rem);
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .aiced-topbar__inner {
    min-height: 34px;
  }

  .aiced-topbar__links {
    display: none;
  }
}

@media (max-width: 640px) {
  .aiced-header__inner {
    width: min(100% - 1.5rem, var(--aiced-container-wide, 1360px));
    gap: 0.75rem;
  }

  .aiced-brand {
    gap: 0.6rem;
  }

  .aiced-brand__mark {
    width: 38px;
    height: 38px;
    font-size: 0.92rem;
  }

  .aiced-brand__name {
    max-width: 190px;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 1.12rem;
  }

  .aiced-header-actions {
    gap: 0.35rem;
  }

  .aiced-header-action,
  .aiced-header-icon,
  .aiced-search-toggle,
  .aiced-translate-toggle,
  .aiced-account-toggle {
    min-width: 40px;
    min-height: 40px;
  }

  .aiced-header-search {
    padding-top: 4rem;
  }

  .aiced-header-search__dialog {
    padding: 1rem;
    border-radius: var(--aiced-radius-lg, 1rem);
  }

  .aiced-header-search__form {
    grid-template-columns: 1fr;
  }

  .aiced-header-search__submit {
    width: 100%;
  }

  .aiced-checkout-header .aiced-header__inner {
    grid-template-columns: auto auto;
  }

  .aiced-checkout-header__message {
    display: none;
  }
}

@media (max-width: 420px) {
  .aiced-brand__name {
    max-width: 160px;
    font-size: 1.04rem;
  }

  .aiced-brand__mark {
    width: 36px;
    height: 36px;
  }

  .aiced-translate-toggle,
  .aiced-account-toggle {
    display: none;
  }

  .aiced-topbar {
    display: none;
  }
}

/* =========================================================
   13. Accesibilidad y preferencias
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  .aiced-header,
  .aiced-header *,
  .aiced-header-search,
  .aiced-header-search * {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================================
   14. Impresión
   ========================================================= */

@media print {
  .aiced-header,
  .aiced-topbar,
  .aiced-header-search {
    display: none !important;
  }
}